james wilson reveals what he would take from each man united striker .
the 19-year-old would take wayne rooney 's free-kick taking ability .
wilson would like to add robin van persie 's movement to his own game .
while he would like to harness radamel falcao 's predatory instincts .
man utd sacked moyes one year ago ... what has van gaal changed since ?
read : manchester united gareth bale to give his side needed dynamism .